CVE-2015-7218

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"operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "735317AD-14B8-4A73-B5B0-6A4C84FC202E", "versionEndIncluding": "42.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The HTTP/2 implementation in Mozilla Firefox before 43.0 allows remote attackers to cause a denial of service (integer underflow, assertion failure, and application exit) via a single-byte header frame that triggers incorrect memory allocation."}, {"lang": "es", "value": "La implementaci\u00f3n HTTP/2 en Mozilla Firefox en versiones anteriores a 43.0 permite a atacantes remotos causar una denegaci\u00f3n de servicio (Desbordamiento inferior de entero, fallo de aserci\u00f3n y salida de aplicaci\u00f3n) a trav\u00e9s de un frame de cabecera de un solo byte que desencadena asignaci\u00f3n de memoria incorrecta."}], "id": "CVE-2015-7218", "lastModified": "2026-06-17T00:32:04.087", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-12-16T11:59:16.323", "references": [{"source": "security@mozilla.org", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html"}, {"source": "security@mozilla.org", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174253.html"}, {"source": "security@mozilla.org", "url": "http://lists.opensuse.org/opensuse-updates/2015-12/msg00104.html"}, {"source": "security@mozilla.org", "url": "http://lists.opensuse.org/opensuse-updates/2016-02/msg00007.html"}, {"source": "security@mozilla.org", "url": "http://lists.opensuse.org/opensuse-updates/2016-02/msg00008.html"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "http://www.mozilla.org/security/announce/2015/mfsa2015-142.html"}, {"source": "security@mozilla.org", "url": "http://www.securityfocus.com/bid/79280"}, {"source": "security@mozilla.org", "url": "http://www.securitytracker.com/id/1034426"}, {"source": "security@mozilla.org", "url": "http://www.ubuntu.com/usn/USN-2833-1"}, {"source": "security@mozilla.org", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1194818"}, {"source": "security@mozilla.org", "url": "https://security.gentoo.org/glsa/201512-10"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174083.html"}, {"source": 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{"acknowledgement": "Red Hat would like to thank Mozilla project for reporting this issue.", "bugzilla": {"description": "Mozilla: DOS due to malformed frames in HTTP/2 (MFSA 2015-142)", "id": "1291590", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1291590"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "status": "draft"}, "details": ["The HTTP/2 implementation in Mozilla Firefox before 43.0 allows remote attackers to cause a denial of service (integer underflow, assertion failure, and application exit) via a single-byte header frame that triggers incorrect memory allocation."], "name": "CVE-2015-7218", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2015-12-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-7218\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-7218\nhttps://www.mozilla.org/security/announce/2015/mfsa2015-142.html"], "statement": "This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5, 6 and 7.", "threat_severity": "Moderate"}

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